WREG32_IDX       1068 drivers/gpu/drm/amd/amdgpu/amdgpu.h #define WREG32_IDX(reg, v) amdgpu_mm_wreg(adev, (reg), (v), AMDGPU_REGS_IDX)
WREG32_IDX       2517 drivers/gpu/drm/radeon/radeon.h #define WREG32_IDX(reg, v) r100_mm_wreg(rdev, (reg), (v), true)